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74 lines
3.0 KiB
C++
74 lines
3.0 KiB
C++
/*
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* Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
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* Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
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* Copyright (C) 2013 Samsung Electronics. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "sky/engine/core/frame/DOMWindowBase64.h"
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#include "sky/engine/bindings/exception_state.h"
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#include "sky/engine/core/dom/ExceptionCode.h"
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#include "sky/engine/core/html/parser/HTMLParserIdioms.h"
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#include "sky/engine/wtf/text/Base64.h"
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namespace blink {
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String DOMWindowBase64::btoa(const String& stringToEncode, ExceptionState& exceptionState)
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{
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if (stringToEncode.isNull())
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return String();
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if (!stringToEncode.containsOnlyLatin1()) {
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exceptionState.ThrowDOMException(InvalidCharacterError, "The string to be encoded contains characters outside of the Latin1 range.");
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return String();
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}
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return base64Encode(stringToEncode.latin1());
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}
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String DOMWindowBase64::atob(const String& encodedString, ExceptionState& exceptionState)
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{
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if (encodedString.isNull())
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return String();
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if (!encodedString.containsOnlyLatin1()) {
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exceptionState.ThrowDOMException(InvalidCharacterError, "The string to be decoded contains characters outside of the Latin1 range.");
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return String();
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}
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Vector<char> out;
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if (!base64Decode(encodedString, out, isHTMLSpace<UChar>, Base64ValidatePadding)) {
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exceptionState.ThrowDOMException(InvalidCharacterError, "The string to be decoded is not correctly encoded.");
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return String();
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}
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return String(out.data(), out.size());
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}
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} // namespace blink
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